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Ribbonleaf Pondweed

Potamogeton epihydrus

In the Carolinas and Georgia, found in ponds, lakes, streams, and rivers. Weakley, Flora of the Southeastern United States (2025), Carolinas & Georgia edition What its natural habitat tells you

36
Good

Native to Louisiana. How scores work Is it native here?

Profile 100%

Height
4 inches–3 feet
Light
Partial shade, Full sun
Soil moisture
Standing water
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At a glance

Life cycle
Perennial
Bloom
June to September
Fruiting season
Summer to fall

Not yet recorded · Spread · Leaves

Recorded in 2 Louisiana parishes.

Natural habitats

Places it grows wild. Not a planting requirement. Each habitat page lists the plants and wildlife also found there.

1 of 2

Ponds, lakes and their shores

Still water and its edges: ponds, lakes, millponds and reservoirs.

Streams, rivers and their banks

Flowing water and its banks, bars and rocky shoals.

All habitats

Ecological relationships

Who uses this plant?

What these records mean

6CaterpillarsGenus host records with ranges including LA

Genus host records with ranges including LA · Potamogeton

  • Elophila gyralisWaterlily Borer Moth
  • Elophila obliteralisWaterlily Leafcutter Moth
  • Parapoynx allionealisWatermilfoil Leafcutter, Bladderwort Casemaker
  • Parapoynx badiusalisChestnut-Marked Pondweed Moth
  • Parapoynx obscuralisObscure Pondweed Moth
  • Parapoynx seminealisFloating-Heart Waterlilly Moth, Waterlily Casebearer
Shropshire & Tallamy 2025, Lepidoptera of North America north of Mexico, ZooKeys 1261 (ODbL)
0BeesSoutheastern regional records
0Specialist beesPollen specialists
23BirdsRecorded genus food-resource interactions; not a state feeding claim

Recorded genus food-resource interactions; not a state feeding claim · Potamogeton

  • Aix sponsaWood Duck
  • Anas acutaNorthern Pintail
  • Anas creccaGreen-winged Teal
  • Anas platyrhynchosMallard
  • Aythya affinisLesser Scaup
  • Aythya americanaRedhead
  • Aythya collarisRing-necked Duck
  • Aythya marilaGreater Scaup
  • Aythya valisineriaCanvasback
  • Bucephala clangulaCommon Goldeneye
Show all 23
  • Cygnus buccinatorTrumpeter Swan
  • Cygnus columbianusTundra Swan
  • Cygnus olorMute Swan
  • Fulica americanaAmerican Coot
  • Mareca americanaAmerican Wigeon
  • Mareca penelopeEurasian Wigeon
  • Mareca streperaGadwall
  • Melanitta perspicillataSurf Scoter
  • Oxyura jamaicensisRuddy Duck
  • Polysticta stelleriSteller's Eider
  • Porzana carolinaSora
  • Somateria fischeriSpectacled Eider
  • Spatula clypeataNorthern Shoveler
Hurlbert, Olsen, Sawyer & Winner 2021, Avian Diet Database, Scientific Data 8: 260 (CC0)

Direct food only: birds recorded eating this genus across North America. Caterpillars on host plants also feed nesting birds. NC Native Plant Society: butterfly gardening

No records yet · Ants · Beetles · Flies · Adult butterflies / moths · Other wasps · Other insects

Growing and identification

Plant details

Family
Potamogetonaceae
Flower color
Green
Growth rate
Rapid
Growth habit
Single crown
Foliage color
Green
Fruit begins
Summer
Fruit ends
Fall

Safety has not been reviewed for this plant; check toxicity and thorns before planting.

Growing sources and scope
Also known as

Ribbon Leaf Pond Weed

Conservation status

Louisiana rankSH
Global rankG5
LA statusNot verified
Federal statusNot verified

Conservation source Global and federal source

In your garden

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Sources